From 7dcce8c12fa693471efbae7f2fef8d7b102aacfb Mon Sep 17 00:00:00 2001
From: Tomas Bzatek <tbzatek@users.sourceforge.net>
Date: Thu, 14 Aug 2008 22:30:31 +0200
Subject: Treat meta tags in a cleaner way

---
 generators.c                       | 46 +++++++++++++++++++++++++++++---------
 sample/src/setup.xml               |  3 +++
 setup.c                            |  4 ++++
 setup.h                            |  2 ++
 templates/template-album.tmpl      |  4 +---
 templates/template-index.tmpl      |  4 +---
 templates/template-view_photo.tmpl |  4 +---
 7 files changed, 48 insertions(+), 19 deletions(-)

diff --git a/generators.c b/generators.c
index 0a07eb8..904d407 100644
--- a/generators.c
+++ b/generators.c
@@ -327,13 +327,26 @@ write_html_album (TGallerySetup *setup,
       str_replace (&b, "<!-- $(FOOTER) -->", s1, NULL);
       g_free (s1);
     }
-    if (strstr (b, "<!-- $(META_GENERATOR) -->")) {
-      s1 = g_strdup_printf ("Cataract Gallery Generator v%s", APP_VERSION);
-      str_replace (&b, "<!-- $(META_GENERATOR) -->", s1, NULL);
+    if (strstr (b, "<!-- $(CGG_META_TAGS) -->")) {
+      s1 = g_strdup_printf ("\t<meta name=\"generator\" content=\"Cataract Gallery Generator v%s\" />\n", APP_VERSION);
+      if (setup->meta_author) {
+        s2 = g_strdup_printf ("%s\t<meta name=\"author\" content=\"%s\" />\n", s1, setup->meta_author);
+        g_free (s1);
+        s1 = s2;
+      }
+      if (setup->meta_description) {
+        s2 = g_strdup_printf ("%s\t<meta name=\"description\" content=\"%s\" />\n", s1, setup->meta_description);
+        g_free (s1);
+        s1 = s2;
+      }
+      if (setup->meta_keywords) {
+        s2 = g_strdup_printf ("%s\t<meta name=\"keywords\" content=\"%s\" />\n", s1, setup->meta_keywords);
+        g_free (s1);
+        s1 = s2;
+      }
+      str_replace (&b, "<!-- $(CGG_META_TAGS) -->", s1, NULL);
       g_free (s1);
     }
-    if (strstr (b, "<!-- $(META_AUTHOR) -->") && setup->meta_author)
-      str_replace (&b, "<!-- $(META_AUTHOR) -->", setup->meta_author, NULL);
     if (strstr (b, "<!-- $(TOTAL_ITEMS) -->")) {
       s1 = g_strdup_printf ("%d", items->items->len);
       str_replace (&b, "<!-- $(TOTAL_ITEMS) -->", s1, NULL);
@@ -762,13 +775,26 @@ write_html_image (TGallerySetup *setup,
       str_replace (&b, "<!-- $(FOOTER) -->", s1, NULL);
       g_free (s1);
     }
-    if (strstr (b, "<!-- $(META_GENERATOR) -->")) {
-      s1 = g_strdup_printf ("Cataract Gallery Generator v%s", APP_VERSION);
-      str_replace (&b, "<!-- $(META_GENERATOR) -->", s1, NULL);
+    if (strstr (b, "<!-- $(CGG_META_TAGS) -->")) {
+      s1 = g_strdup_printf ("\t<meta name=\"generator\" content=\"Cataract Gallery Generator v%s\" />\n", APP_VERSION);
+      if (setup->meta_author) {
+        s2 = g_strdup_printf ("%s\t\t<meta name=\"author\" content=\"%s\" />\n", s1, setup->meta_author);
+        g_free (s1);
+        s1 = s2;
+      }
+      if (setup->meta_description) {
+        s2 = g_strdup_printf ("%s\t<meta name=\"description\" content=\"%s\" />\n", s1, setup->meta_description);
+        g_free (s1);
+        s1 = s2;
+      }
+      if (setup->meta_keywords) {
+        s2 = g_strdup_printf ("%s\t<meta name=\"keywords\" content=\"%s\" />\n", s1, setup->meta_keywords);
+        g_free (s1);
+        s1 = s2;
+      }
+      str_replace (&b, "<!-- $(CGG_META_TAGS) -->", s1, NULL);
       g_free (s1);
     }
-    if (strstr (b, "<!-- $(META_AUTHOR) -->") && setup->meta_author)
-      str_replace (&b, "<!-- $(META_AUTHOR) -->", setup->meta_author, NULL);
 
     if (! fputs (b, fout)) {
       fprintf (stderr, "write_html_image: error writing to file \"%s\": %s\n", dst, strerror (errno));
diff --git a/sample/src/setup.xml b/sample/src/setup.xml
index 5cca5d8..f9cb460 100644
--- a/sample/src/setup.xml
+++ b/sample/src/setup.xml
@@ -31,6 +31,9 @@
   <!--  META tags in html head section  -->
   <meta>
     <author>John Doe</author>
+    <description>CGG Sample gallery</description>
+    <!--  keywords are usually not needed at all  -->
+    <keywords>cataract, sample, gallery</keywords>
   </meta>
 
   <footer><![CDATA[
diff --git a/setup.c b/setup.c
index 4eabf7c..a266e99 100644
--- a/setup.c
+++ b/setup.c
@@ -110,6 +110,8 @@ parse_setup_xml (const char *filename, TGallerySetup *setup)
   setup->footer = xml_file_get_node_value (xml, "/gallery_setup/footer/text()");
   setup->border_style = xml_file_get_node_attribute (xml, "/gallery_setup/images/border", "style");
   setup->meta_author = xml_file_get_node_value (xml, "/gallery_setup/meta/author/text()");
+  setup->meta_description = xml_file_get_node_value (xml, "/gallery_setup/meta/description/text()");
+  setup->meta_keywords = xml_file_get_node_value (xml, "/gallery_setup/meta/keywords/text()");
 
   xml_parser_close (xml);
 
@@ -133,6 +135,8 @@ parse_setup_xml (const char *filename, TGallerySetup *setup)
     printf("setup: footer = '%s'\n", setup->footer);
     printf("setup: border_style = '%s'\n", setup->border_style);
     printf("setup: meta_author = '%s'\n", setup->meta_author);
+    printf("setup: meta_description = '%s'\n", setup->meta_description);
+    printf("setup: meta_keywords = '%s'\n", setup->meta_keywords);
   #endif
 
   return TRUE;
diff --git a/setup.h b/setup.h
index 2170a8a..bb988aa 100644
--- a/setup.h
+++ b/setup.h
@@ -37,6 +37,8 @@ typedef struct {
 
   char *footer;
   char *meta_author;
+  char *meta_description;
+  char *meta_keywords;
 
   int thumbnail_quality;
   unsigned long thumbnail_landscape_width;
diff --git a/templates/template-album.tmpl b/templates/template-album.tmpl
index 33a0af5..ead7eaa 100644
--- a/templates/template-album.tmpl
+++ b/templates/template-album.tmpl
@@ -4,9 +4,7 @@
 <head>
 	<title>Browsing album "<!-- $(ID) -->"</title>
 	<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
-	<meta name="generator" content="<!-- $(META_GENERATOR) -->" />
-	<meta name="description" content="Photo album: <!-- $(ID) -->" />
-	<meta name="author" content="<!-- $(META_AUTHOR) -->" />
+<!-- $(CGG_META_TAGS) -->
 	<link href="styles.css" type="text/css" rel="stylesheet" media="screen, print" />
 	<script type="text/javascript" src="scripts-general.js"> </script>
 </head>
diff --git a/templates/template-index.tmpl b/templates/template-index.tmpl
index e6268c5..1feecf6 100644
--- a/templates/template-index.tmpl
+++ b/templates/template-index.tmpl
@@ -4,9 +4,7 @@
 <head>
 	<title>Photo index: <!-- $(ID) --></title>
 	<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
-	<meta name="generator" content="<!-- $(META_GENERATOR) -->" />
-	<meta name="description" content="Photo index: <!-- $(ID) -->" />
-	<meta name="author" content="<!-- $(META_AUTHOR) -->" />
+<!-- $(CGG_META_TAGS) -->
 	<link href="styles.css" type="text/css" rel="stylesheet" media="screen, print" />
 	<script type="text/javascript" src="scripts-general.js"> </script>
 </head>
diff --git a/templates/template-view_photo.tmpl b/templates/template-view_photo.tmpl
index 2a1875f..8b54c4f 100644
--- a/templates/template-view_photo.tmpl
+++ b/templates/template-view_photo.tmpl
@@ -4,9 +4,7 @@
 <head>
 	<title>Viewing photo "<!-- $(FILE_NAME) -->" [<!-- $(FILE_NO) -->/<!-- $(TOTAL_ITEMS) -->]</title>
 	<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
-	<meta name="generator" content="<!-- $(META_GENERATOR) -->" />
-	<meta name="description" content="Viewing photo '<!-- $(FILE_NAME) -->'" />
-	<meta name="author" content="<!-- $(META_AUTHOR) -->" />
+<!-- $(CGG_META_TAGS) -->
 	<link href="styles.css" type="text/css" rel="stylesheet" media="screen, print" />
 	<script type="text/javascript" src="scripts-general.js"> </script>
 </head>
-- 
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